✅ Compatibility

• Turbo Models: HT4C, BHT4C
• OEM Part Numbers: 3803058 / 380305800 / 3803058NX
• Cross References: 3526131, 3525085, 3598075, 3598075H
• Fits Engines: Cummins N14, N14 Mechanical, NTA50, NH855, NT855
• Application: Cummins large-bore diesel engines used in heavy-duty trucks, power generation, marine, and industrial equipment

🔧 Product Highlights

• Direct OEM Replacement: Engineered to match original HT4C / BHT4C factory specifications for a bolt-on fit on Cummins N14, NTA50, NH855, and NT855 engines
• Cummins Big-Cam / N-Series Specialist: The N14, NH855, and NT855 are Cummins’ iconic large-bore inline-6 diesel engines — widely deployed in North American heavy-duty trucks, power generation, marine, and industrial applications
• Five Engine Variants Covered: Compatible with N14, N14 Mechanical, NTA50, NH855, and NT855 — covering the full Cummins N-series and 855-series turbocharged engine range
• Premium Aftermarket Quality: Manufactured to meet or exceed OEM performance and durability standards for demanding continuous-duty applications
• Precision Balanced: Turbine and compressor wheels dynamically balanced for smooth, reliable boost delivery
• No Modifications Required: Plug-and-play installation — direct swap for the original turbocharger

📦 What's Included

• 1 × HT4C / BHT4C Turbocharger Assembly (OEM# 3803058)

🔑 Key Specs

• Condition: New, Aftermarket
• SKU: 3803058
• Turbo Models: HT4C, BHT4C
• Compatible Engines: Cummins N14, N14 Mechanical, NTA50, NH855, NT855
• Cross References: 3803058, 380305800, 3803058NX, 3526131, 3525085, 3598075, 3598075H
• Warranty: Backed by Fuel Parts Depot quality guarantee

Order with confidence — Fuel Parts Depot specializes in precision diesel engine components for Cummins large-bore engines. The Cummins N14 and 855-series are among the most iconic heavy-duty diesel engines ever built — restore full boost performance with this direct-fit replacement. Need help confirming fitment for your specific engine serial? Contact us before ordering.